*
*/
-#include <drm/drm_vblank.h>
#include <drm/drm_atomic_helper.h>
#include "amdgpu.h"
-#include "amdgpu_pm.h"
-#include "amdgpu_i2c.h"
-#include "atom.h"
-#include "amdgpu_pll.h"
-#include "amdgpu_connectors.h"
#ifdef CONFIG_DRM_AMDGPU_SI
#include "dce_v6_0.h"
#endif
#include "amdgpu_display.h"
#include "amdgpu_vkms.h"
-#define DCE_VIRTUAL_VBLANK_PERIOD 16666666
-
-
-static void dce_virtual_set_display_funcs(struct amdgpu_device *adev);
-static void dce_virtual_set_irq_funcs(struct amdgpu_device *adev);
-static int dce_virtual_connector_encoder_init(struct amdgpu_device *adev,
- int index);
-static int dce_virtual_pageflip(struct amdgpu_device *adev,
- unsigned crtc_id);
-static enum hrtimer_restart dce_virtual_vblank_timer_handle(struct hrtimer *vblank_timer);
-static void dce_virtual_set_crtc_vblank_interrupt_state(struct amdgpu_device *adev,
- int crtc,
- enum amdgpu_interrupt_state state);
-
-static u32 dce_virtual_vblank_get_counter(struct amdgpu_device *adev, int crtc)
-{
- return 0;
-}
-
-static void dce_virtual_page_flip(struct amdgpu_device *adev,
- int crtc_id, u64 crtc_base, bool async)
-{
- return;
-}
-
-static int dce_virtual_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc,
- u32 *vbl, u32 *position)
-{
- *vbl = 0;
- *position = 0;
-
- return -EINVAL;
-}
-
-static bool dce_virtual_hpd_sense(struct amdgpu_device *adev,
- enum amdgpu_hpd_id hpd)
-{
- return true;
-}
-
-static void dce_virtual_hpd_set_polarity(struct amdgpu_device *adev,
- enum amdgpu_hpd_id hpd)
-{
- return;
-}
-
-static u32 dce_virtual_hpd_get_gpio_reg(struct amdgpu_device *adev)
-{
- return 0;
-}
-
-/**
- * dce_virtual_bandwidth_update - program display watermarks
- *
- * @adev: amdgpu_device pointer
- *
- * Calculate and program the display watermarks and line
- * buffer allocation (CIK).
- */
-static void dce_virtual_bandwidth_update(struct amdgpu_device *adev)
-{
- return;
-}
-
-static int dce_virtual_crtc_gamma_set(struct drm_crtc *crtc, u16 *red,
- u16 *green, u16 *blue, uint32_t size,
- struct drm_modeset_acquire_ctx *ctx)
-{
- return 0;
-}
-
-static void dce_virtual_crtc_destroy(struct drm_crtc *crtc)
-{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
-
- drm_crtc_cleanup(crtc);
- kfree(amdgpu_crtc);
-}
-
-static const struct drm_crtc_funcs dce_virtual_crtc_funcs = {
- .cursor_set2 = NULL,
- .cursor_move = NULL,
- .gamma_set = dce_virtual_crtc_gamma_set,
- .set_config = amdgpu_display_crtc_set_config,
- .destroy = dce_virtual_crtc_destroy,
- .page_flip_target = amdgpu_display_crtc_page_flip_target,
- .get_vblank_counter = amdgpu_get_vblank_counter_kms,
- .enable_vblank = amdgpu_enable_vblank_kms,
- .disable_vblank = amdgpu_disable_vblank_kms,
- .get_vblank_timestamp = drm_crtc_vblank_helper_get_vblank_timestamp,
-};
-
-static void dce_virtual_crtc_dpms(struct drm_crtc *crtc, int mode)
-{
- struct drm_device *dev = crtc->dev;
- struct amdgpu_device *adev = drm_to_adev(dev);
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- unsigned type;
-
- switch (mode) {
- case DRM_MODE_DPMS_ON:
- amdgpu_crtc->enabled = true;
- /* Make sure VBLANK interrupts are still enabled */
- type = amdgpu_display_crtc_idx_to_irq_type(adev,
- amdgpu_crtc->crtc_id);
- amdgpu_irq_update(adev, &adev->crtc_irq, type);
- drm_crtc_vblank_on(crtc);
- break;
- case DRM_MODE_DPMS_STANDBY:
- case DRM_MODE_DPMS_SUSPEND:
- case DRM_MODE_DPMS_OFF:
- drm_crtc_vblank_off(crtc);
- amdgpu_crtc->enabled = false;
- break;
- }
-}
-
-
-static void dce_virtual_crtc_prepare(struct drm_crtc *crtc)
-{
- dce_virtual_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
-}
-
-static void dce_virtual_crtc_commit(struct drm_crtc *crtc)
-{
- dce_virtual_crtc_dpms(crtc, DRM_MODE_DPMS_ON);
-}
-
-static void dce_virtual_crtc_disable(struct drm_crtc *crtc)
-{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- struct drm_device *dev = crtc->dev;
-
- if (dev->num_crtcs)
- drm_crtc_vblank_off(crtc);
-
- amdgpu_crtc->enabled = false;
- amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
- amdgpu_crtc->encoder = NULL;
- amdgpu_crtc->connector = NULL;
-}
-
-static int dce_virtual_crtc_mode_set(struct drm_crtc *crtc,
- struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode,
- int x, int y, struct drm_framebuffer *old_fb)
-{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
-
- /* update the hw version fpr dpm */
- amdgpu_crtc->hw_mode = *adjusted_mode;
-
- return 0;
-}
-
-static bool dce_virtual_crtc_mode_fixup(struct drm_crtc *crtc,
- const struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
-{
- return true;
-}
-
-
-static int dce_virtual_crtc_set_base(struct drm_crtc *crtc, int x, int y,
- struct drm_framebuffer *old_fb)
-{
- return 0;
-}
-
-static int dce_virtual_crtc_set_base_atomic(struct drm_crtc *crtc,
- struct drm_framebuffer *fb,
- int x, int y, enum mode_set_atomic state)
-{
- return 0;
-}
-
-static const struct drm_crtc_helper_funcs dce_virtual_crtc_helper_funcs = {
- .dpms = dce_virtual_crtc_dpms,
- .mode_fixup = dce_virtual_crtc_mode_fixup,
- .mode_set = dce_virtual_crtc_mode_set,
- .mode_set_base = dce_virtual_crtc_set_base,
- .mode_set_base_atomic = dce_virtual_crtc_set_base_atomic,
- .prepare = dce_virtual_crtc_prepare,
- .commit = dce_virtual_crtc_commit,
- .disable = dce_virtual_crtc_disable,
- .get_scanout_position = amdgpu_crtc_get_scanout_position,
-};
-
-static int dce_virtual_crtc_init(struct amdgpu_device *adev, int index)
-{
- struct amdgpu_crtc *amdgpu_crtc;
-
- amdgpu_crtc = kzalloc(sizeof(struct amdgpu_crtc) +
- (AMDGPUFB_CONN_LIMIT * sizeof(struct drm_connector *)), GFP_KERNEL);
- if (amdgpu_crtc == NULL)
- return -ENOMEM;
-
- drm_crtc_init(adev_to_drm(adev), &amdgpu_crtc->base, &dce_virtual_crtc_funcs);
-
- drm_mode_crtc_set_gamma_size(&amdgpu_crtc->base, 256);
- amdgpu_crtc->crtc_id = index;
- adev->mode_info.crtcs[index] = amdgpu_crtc;
-
- amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
- amdgpu_crtc->encoder = NULL;
- amdgpu_crtc->connector = NULL;
- amdgpu_crtc->vsync_timer_enabled = AMDGPU_IRQ_STATE_DISABLE;
- drm_crtc_helper_add(&amdgpu_crtc->base, &dce_virtual_crtc_helper_funcs);
-
- hrtimer_init(&amdgpu_crtc->vblank_timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
- hrtimer_set_expires(&amdgpu_crtc->vblank_timer, DCE_VIRTUAL_VBLANK_PERIOD);
- amdgpu_crtc->vblank_timer.function = dce_virtual_vblank_timer_handle;
- hrtimer_start(&amdgpu_crtc->vblank_timer,
- DCE_VIRTUAL_VBLANK_PERIOD, HRTIMER_MODE_REL);
- return 0;
-}
-
-static int dce_virtual_early_init(void *handle)
-{
- struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-
- dce_virtual_set_display_funcs(adev);
- dce_virtual_set_irq_funcs(adev);
-
- adev->mode_info.num_hpd = 1;
- adev->mode_info.num_dig = 1;
- return 0;
-}
-
-static struct drm_encoder *
-dce_virtual_encoder(struct drm_connector *connector)
-{
- struct drm_encoder *encoder;
-
- drm_connector_for_each_possible_encoder(connector, encoder) {
- if (encoder->encoder_type == DRM_MODE_ENCODER_VIRTUAL)
- return encoder;
- }
-
- /* pick the first one */
- drm_connector_for_each_possible_encoder(connector, encoder)
- return encoder;
-
- return NULL;
-}
-
-static int dce_virtual_get_modes(struct drm_connector *connector)
-{
- struct drm_device *dev = connector->dev;
- struct drm_display_mode *mode = NULL;
- unsigned i;
- static const struct mode_size {
- int w;
- int h;
- } common_modes[] = {
- { 640, 480},
- { 720, 480},
- { 800, 600},
- { 848, 480},
- {1024, 768},
- {1152, 768},
- {1280, 720},
- {1280, 800},
- {1280, 854},
- {1280, 960},
- {1280, 1024},
- {1440, 900},
- {1400, 1050},
- {1680, 1050},
- {1600, 1200},
- {1920, 1080},
- {1920, 1200},
- {2560, 1440},
- {4096, 3112},
- {3656, 2664},
- {3840, 2160},
- {4096, 2160},
- };
-
- for (i = 0; i < ARRAY_SIZE(common_modes); i++) {
- mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
- drm_mode_probed_add(connector, mode);
- }
-
- return 0;
-}
-
-static enum drm_mode_status dce_virtual_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
-{
- return MODE_OK;
-}
-
-static int
-dce_virtual_dpms(struct drm_connector *connector, int mode)
-{
- return 0;
-}
-
-static int
-dce_virtual_set_property(struct drm_connector *connector,
- struct drm_property *property,
- uint64_t val)
-{
- return 0;
-}
-
-static void dce_virtual_destroy(struct drm_connector *connector)
-{
- drm_connector_unregister(connector);
- drm_connector_cleanup(connector);
- kfree(connector);
-}
-
-static void dce_virtual_force(struct drm_connector *connector)
-{
- return;
-}
-
-static const struct drm_connector_helper_funcs dce_virtual_connector_helper_funcs = {
- .get_modes = dce_virtual_get_modes,
- .mode_valid = dce_virtual_mode_valid,
- .best_encoder = dce_virtual_encoder,
-};
-
-static const struct drm_connector_funcs dce_virtual_connector_funcs = {
- .dpms = dce_virtual_dpms,
- .fill_modes = drm_helper_probe_single_connector_modes,
- .set_property = dce_virtual_set_property,
- .destroy = dce_virtual_destroy,
- .force = dce_virtual_force,
-};
-
const struct drm_mode_config_funcs dce_virtual_mode_funcs = {
.fb_create = amdgpu_display_user_framebuffer_create,
.atomic_check = drm_atomic_helper_check,
int r, i;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
- r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, VISLANDS30_IV_SRCID_SMU_DISP_TIMER2_TRIGGER, &adev->crtc_irq);
- if (r)
- return r;
-
adev_to_drm(adev)->max_vblank_count = 0;
adev_to_drm(adev)->mode_config.funcs = &dce_virtual_mode_funcs;
drm_kms_helper_poll_fini(adev_to_drm(adev));
- drm_mode_config_cleanup(adev_to_drm(adev));
- /* clear crtcs pointer to avoid dce irq finish routine access freed data */
- memset(adev->mode_info.crtcs, 0, sizeof(adev->mode_info.crtcs[0]) * AMDGPU_MAX_CRTCS);
adev->mode_info.mode_config_initialized = false;
return 0;
}
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int r;
- r = amdgpu_display_suspend_helper(adev);
+ r = drm_mode_config_helper_suspend(adev_to_drm(adev));
if (r)
return r;
return dce_virtual_hw_fini(handle);
r = dce_virtual_hw_init(handle);
if (r)
return r;
- return amdgpu_display_resume_helper(adev);
+ return drm_mode_config_helper_resume(adev_to_drm(adev));
}
static bool dce_virtual_is_idle(void *handle)
static const struct amd_ip_funcs dce_virtual_ip_funcs = {
.name = "dce_virtual",
- .early_init = dce_virtual_early_init,
+ .early_init = NULL,
.late_init = NULL,
.sw_init = dce_virtual_sw_init,
.sw_fini = dce_virtual_sw_fini,
.set_powergating_state = dce_virtual_set_powergating_state,
};
-/* these are handled by the primary encoders */
-static void dce_virtual_encoder_prepare(struct drm_encoder *encoder)
-{
- return;
-}
-
-static void dce_virtual_encoder_commit(struct drm_encoder *encoder)
-{
- return;
-}
-
-static void
-dce_virtual_encoder_mode_set(struct drm_encoder *encoder,
- struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
-{
- return;
-}
-
-static void dce_virtual_encoder_disable(struct drm_encoder *encoder)
-{
- return;
-}
-
-static void
-dce_virtual_encoder_dpms(struct drm_encoder *encoder, int mode)
-{
- return;
-}
-
-static bool dce_virtual_encoder_mode_fixup(struct drm_encoder *encoder,
- const struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
-{
- return true;
-}
-
-static const struct drm_encoder_helper_funcs dce_virtual_encoder_helper_funcs = {
- .dpms = dce_virtual_encoder_dpms,
- .mode_fixup = dce_virtual_encoder_mode_fixup,
- .prepare = dce_virtual_encoder_prepare,
- .mode_set = dce_virtual_encoder_mode_set,
- .commit = dce_virtual_encoder_commit,
- .disable = dce_virtual_encoder_disable,
-};
-
-static void dce_virtual_encoder_destroy(struct drm_encoder *encoder)
-{
- drm_encoder_cleanup(encoder);
- kfree(encoder);
-}
-
-static const struct drm_encoder_funcs dce_virtual_encoder_funcs = {
- .destroy = dce_virtual_encoder_destroy,
-};
-
-static int dce_virtual_connector_encoder_init(struct amdgpu_device *adev,
- int index)
-{
- struct drm_encoder *encoder;
- struct drm_connector *connector;
-
- /* add a new encoder */
- encoder = kzalloc(sizeof(struct drm_encoder), GFP_KERNEL);
- if (!encoder)
- return -ENOMEM;
- encoder->possible_crtcs = 1 << index;
- drm_encoder_init(adev_to_drm(adev), encoder, &dce_virtual_encoder_funcs,
- DRM_MODE_ENCODER_VIRTUAL, NULL);
- drm_encoder_helper_add(encoder, &dce_virtual_encoder_helper_funcs);
-
- connector = kzalloc(sizeof(struct drm_connector), GFP_KERNEL);
- if (!connector) {
- kfree(encoder);
- return -ENOMEM;
- }
-
- /* add a new connector */
- drm_connector_init(adev_to_drm(adev), connector, &dce_virtual_connector_funcs,
- DRM_MODE_CONNECTOR_VIRTUAL);
- drm_connector_helper_add(connector, &dce_virtual_connector_helper_funcs);
- connector->display_info.subpixel_order = SubPixelHorizontalRGB;
- connector->interlace_allowed = false;
- connector->doublescan_allowed = false;
-
- /* link them */
- drm_connector_attach_encoder(connector, encoder);
-
- return 0;
-}
-
-static const struct amdgpu_display_funcs dce_virtual_display_funcs = {
- .bandwidth_update = &dce_virtual_bandwidth_update,
- .vblank_get_counter = &dce_virtual_vblank_get_counter,
- .backlight_set_level = NULL,
- .backlight_get_level = NULL,
- .hpd_sense = &dce_virtual_hpd_sense,
- .hpd_set_polarity = &dce_virtual_hpd_set_polarity,
- .hpd_get_gpio_reg = &dce_virtual_hpd_get_gpio_reg,
- .page_flip = &dce_virtual_page_flip,
- .page_flip_get_scanoutpos = &dce_virtual_crtc_get_scanoutpos,
- .add_encoder = NULL,
- .add_connector = NULL,
-};
-
-static void dce_virtual_set_display_funcs(struct amdgpu_device *adev)
-{
- adev->mode_info.funcs = &dce_virtual_display_funcs;
-}
-
-static int dce_virtual_pageflip(struct amdgpu_device *adev,
- unsigned crtc_id)
-{
- unsigned long flags;
- struct amdgpu_crtc *amdgpu_crtc;
- struct amdgpu_flip_work *works;
-
- amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
-
- if (crtc_id >= adev->mode_info.num_crtc) {
- DRM_ERROR("invalid pageflip crtc %d\n", crtc_id);
- return -EINVAL;
- }
-
- /* IRQ could occur when in initial stage */
- if (amdgpu_crtc == NULL)
- return 0;
-
- spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags);
- works = amdgpu_crtc->pflip_works;
- if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED) {
- DRM_DEBUG_DRIVER("amdgpu_crtc->pflip_status = %d != "
- "AMDGPU_FLIP_SUBMITTED(%d)\n",
- amdgpu_crtc->pflip_status,
- AMDGPU_FLIP_SUBMITTED);
- spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags);
- return 0;
- }
-
- /* page flip completed. clean up */
- amdgpu_crtc->pflip_status = AMDGPU_FLIP_NONE;
- amdgpu_crtc->pflip_works = NULL;
-
- /* wakeup usersapce */
- if (works->event)
- drm_crtc_send_vblank_event(&amdgpu_crtc->base, works->event);
-
- spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags);
-
- drm_crtc_vblank_put(&amdgpu_crtc->base);
- amdgpu_bo_unref(&works->old_abo);
- kfree(works->shared);
- kfree(works);
-
- return 0;
-}
-
-static enum hrtimer_restart dce_virtual_vblank_timer_handle(struct hrtimer *vblank_timer)
-{
- struct amdgpu_crtc *amdgpu_crtc = container_of(vblank_timer,
- struct amdgpu_crtc, vblank_timer);
- struct drm_device *ddev = amdgpu_crtc->base.dev;
- struct amdgpu_device *adev = drm_to_adev(ddev);
- struct amdgpu_irq_src *source = adev->irq.client[AMDGPU_IRQ_CLIENTID_LEGACY].sources
- [VISLANDS30_IV_SRCID_SMU_DISP_TIMER2_TRIGGER];
- int irq_type = amdgpu_display_crtc_idx_to_irq_type(adev,
- amdgpu_crtc->crtc_id);
-
- if (amdgpu_irq_enabled(adev, source, irq_type)) {
- drm_handle_vblank(ddev, amdgpu_crtc->crtc_id);
- dce_virtual_pageflip(adev, amdgpu_crtc->crtc_id);
- }
- hrtimer_start(vblank_timer, DCE_VIRTUAL_VBLANK_PERIOD,
- HRTIMER_MODE_REL);
-
- return HRTIMER_NORESTART;
-}
-
-static void dce_virtual_set_crtc_vblank_interrupt_state(struct amdgpu_device *adev,
- int crtc,
- enum amdgpu_interrupt_state state)
-{
- if (crtc >= adev->mode_info.num_crtc || !adev->mode_info.crtcs[crtc]) {
- DRM_DEBUG("invalid crtc %d\n", crtc);
- return;
- }
-
- adev->mode_info.crtcs[crtc]->vsync_timer_enabled = state;
- DRM_DEBUG("[FM]set crtc %d vblank interrupt state %d\n", crtc, state);
-}
-
-
-static int dce_virtual_set_crtc_irq_state(struct amdgpu_device *adev,
- struct amdgpu_irq_src *source,
- unsigned type,
- enum amdgpu_interrupt_state state)
-{
- if (type > AMDGPU_CRTC_IRQ_VBLANK6)
- return -EINVAL;
-
- dce_virtual_set_crtc_vblank_interrupt_state(adev, type, state);
-
- return 0;
-}
-
-static const struct amdgpu_irq_src_funcs dce_virtual_crtc_irq_funcs = {
- .set = dce_virtual_set_crtc_irq_state,
- .process = NULL,
-};
-
-static void dce_virtual_set_irq_funcs(struct amdgpu_device *adev)
-{
- adev->crtc_irq.num_types = adev->mode_info.num_crtc;
- adev->crtc_irq.funcs = &dce_virtual_crtc_irq_funcs;
-}
-
const struct amdgpu_ip_block_version dce_virtual_ip_block =
{
.type = AMD_IP_BLOCK_TYPE_DCE,
projects / kernel.git / commitdiff